Trim boilerplate in RawParseUtils_LineMapTest.

Signed-off-by: Han-Wen Nienhuys <hanwen@google.com>
Change-Id: Ib003f7c8f2816dd57e941799a665e70ecd6645a2

org.eclipse.jgit.test/tst/org/eclipse/jgit/util/RawParseUtils_LineMapTest.java

@@ -43,6 +43,7 @@
 
 package org.eclipse.jgit.util;
 
+import static org.junit.Assert.assertArrayEquals;
 import static org.junit.Assert.assertEquals;
 import static org.junit.Assert.assertNotNull;
 
@@ -55,52 +56,44 @@ public class RawParseUtils_LineMapTest {
 	public void testEmpty() {
 		final IntList map = RawParseUtils.lineMap(new byte[] {}, 0, 0);
 		assertNotNull(map);
-		assertEquals(2, map.size());
-		assertEquals(Integer.MIN_VALUE, map.get(0));
-		assertEquals(0, map.get(1));
+		assertArrayEquals(new int[]{Integer.MIN_VALUE, 0}, asInts(map));
 	}
 
 	@Test
 	public void testOneBlankLine() {
 		final IntList map = RawParseUtils.lineMap(new byte[] { '\n' }, 0, 1);
-		assertEquals(3, map.size());
-		assertEquals(Integer.MIN_VALUE, map.get(0));
-		assertEquals(0, map.get(1));
-		assertEquals(1, map.get(2));
+		assertArrayEquals(new int[]{Integer.MIN_VALUE, 0, 1}, asInts(map));
 	}
 
 	@Test
 	public void testTwoLineFooBar() throws UnsupportedEncodingException {
 		final byte[] buf = "foo\nbar\n".getBytes("ISO-8859-1");
 		final IntList map = RawParseUtils.lineMap(buf, 0, buf.length);
-		assertEquals(4, map.size());
-		assertEquals(Integer.MIN_VALUE, map.get(0));
-		assertEquals(0, map.get(1));
-		assertEquals(4, map.get(2));
-		assertEquals(buf.length, map.get(3));
+		assertArrayEquals(new int[]{Integer.MIN_VALUE, 0, 4, buf.length}, asInts(map));
 	}
 
 	@Test
 	public void testTwoLineNoLF() throws UnsupportedEncodingException {
 		final byte[] buf = "foo\nbar".getBytes("ISO-8859-1");
 		final IntList map = RawParseUtils.lineMap(buf, 0, buf.length);
-		assertEquals(4, map.size());
-		assertEquals(Integer.MIN_VALUE, map.get(0));
-		assertEquals(0, map.get(1));
-		assertEquals(4, map.get(2));
-		assertEquals(buf.length, map.get(3));
+		assertArrayEquals(new int[]{Integer.MIN_VALUE, 0, 4, buf.length}, asInts(map));
 	}
 
 	@Test
 	public void testFourLineBlanks() throws UnsupportedEncodingException {
 		final byte[] buf = "foo\n\n\nbar\n".getBytes("ISO-8859-1");
 		final IntList map = RawParseUtils.lineMap(buf, 0, buf.length);
-		assertEquals(6, map.size());
-		assertEquals(Integer.MIN_VALUE, map.get(0));
-		assertEquals(0, map.get(1));
-		assertEquals(4, map.get(2));
-		assertEquals(5, map.get(3));
-		assertEquals(6, map.get(4));
-		assertEquals(buf.length, map.get(5));
+
+		assertArrayEquals(new int[]{
+				Integer.MIN_VALUE, 0, 4, 5, 6, buf.length
+		}, asInts(map));
+	}
+
+	private int[] asInts(IntList l) {
+		int[] result = new int[l.size()];
+		for (int i = 0; i < l.size(); i++) {
+			result[i] = l.get(i);
+		}
+		return result;
 	}
 }